Smartcode is easy to install program and use and operates on 4 aa batteries.
Automatic door lock battery.
Keyless locks work in a similar way to modern home safes and garage door openers by using a code that is entered with a keypad.
Turbolock keyless electronic keypad entry door lock smart knob kit with automatic locking battery backup easy installation no bluetooth bronze 4 1 out of 5 stars 1 960 39 99 39.
Like many electronic locks the yale has no keyway so the workaround is that on the underside of the lock are two 9 volt battery terminals.
With your personalized code you can enter your home with the convenience of keyless entry and the back lit keypad provides increased visibility.
Advanced security turbolock keypad keyless smart lock with automatic locking battery backup easy installation no bluetooth polished brass.
A battery pressed against these can power the lock.